13 lugl 1905 anni - albert einstein
Descrizione:
Atoms not only emit photons but they can also absorb them. In 1905, he wrote a ground-breaking paper that explained that light absorption can release electrons from atoms (Photoelectric effect).He also calculated size atoms and molecules.
Aggiunto al nastro di tempo:
Data:
13 lugl 1905 anni
Adesso
~ 120 years ago